My Cart ()
Back Close
Filters
Now Shopping by
  1. Platform
    AR-15
  2. Handguard Style
    Free Float
  3. Barrel Length
    16"
Brand
  1. Aero Precision 5 items
  2. Aim Sports Inc 2 items
  3. Battle Arms Development 4 items
  4. Daniel Defense 4 items
  5. Geissele Automatics 4 items
  6. Luth-AR 1 item
  7. Nordic Components 1 item
  8. Noveske 1 item
  9. Spike's Tactical 2 items
  10. TacFire Inc. 5 items
Color
  1. Black 21 items
  2. Black Nitride 2 items
  3. Brown 1 item
  4. Desert Dirt Color 3 items
  5. Flat Dark Earth 2 items
  6. Olive Drab Green 1 item
Thread Pattern
  1. 1/2x28 26 items
  2. 1/2x36 2 items
Platform
  1. AR-10 7 items
  2. AR-15 29 items
  3. AR-9 1 item
Caliber
  1. 22 Long Rifle 1 item
  2. 223 Remington 20 items
  3. 300 AAC Blackout 1 item
  4. 350 Legend 1 item
  5. 45 Auto (ACP) 1 item
  6. 5.56mm NATO 23 items
  7. 9mm Luger 2 items
Attachment Type
  1. KeyMod 1 item
  2. MLOK 23 items
  3. Picatinny 5 items
Handguard Length
  1. 9" 1 item
  2. 10" 2 items
  3. 12" 1 item
  4. 12.25" 2 items
  5. 13.5" 2 items
  6. 15" 18 items
Handguard Style
  1. Free Float 29 items
Upper Type
  1. Pistol 2 items
  2. Rifle 28 items
Options
  1. W/ BCG & CH 24 items
  2. W/O BCG & CH 5 items
Barrel Length
  1. 4" 1 item
  2. 4.5" 2 items
  3. 5" 5 items
  4. 6.5" 3 items
  5. 7" 1 item
  6. 7.5" 3 items
  7. 8" 2 items
  8. 8.5" 1 item
  9. 9" 1 item
  10. 10" 2 items
  11. 10.5" 6 items
  12. 16" 29 items
  13. 16.1" 1 item
  14. 18" 2 items
  15. 20" 1 item
  16. 24" 1 item
Material
  1. 4150 Chrome Moly Vanadium 3 items
  2. Aluminum 16 items
  3. Chrome Moly Venadium Steel 2 items
Inventory
  1. In Stock 12 items
  2. Out of Stock 17 items
Customer Rating
  1. 5
    1 item

Gun Parts

Whether you’re looking for a quality trigger upgrade for your Glock® pistol or AR-style carbine, an ergonomic pistol grip for your sporting rifle, drop-in magwell upgrade, or an ergonomic pistol brace, we at GunMag Warehouse offer a wide selection of gun parts and upgrades from top-selling brands like SB Tactical®, Magpul®, Tyrant Designs®, Sig Sauer®, and more. Shop our full collection of gun parts today!

  5. Battle Arms Development WORKHORSE Mod C AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    Battle Arms Development WORKHORSE Mod C AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    Out of stock
    $692.99 $659.99 Save $33.00
  6. Geissele Automatics Super Duty MOD1 AR-15 13.9" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    Geissele Automatics Super Duty MOD1 AR-15 13.9" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    Out of stock
    $1,325.99 $1,450.99
  9. Battle Arms Development Authority Elite AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    Battle Arms Development Authority Elite AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    $865.99 $824.99 Save $41.00
  10. Battle Arms Development WORKHORSE AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    Battle Arms Development WORKHORSE AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    $724.99 $692.99 Save $32.00
  12. Battle Arms Development Authority Elite Mod C AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    Battle Arms Development Authority Elite Mod C AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    $865.99 $824.99 Save $41.00
  16. Geissele Automatics Super Duty MOD1 AR-15 14.5" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    Geissele Automatics Super Duty MOD1 AR-15 14.5" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    Out of stock
    $1,325.99 $1,450.99
  20. Geissele Automatics Super Duty MOD1 AR-15 16" 5.56 NATO Upper Receiver with 15" SMR MK16 M-LOK Handguard
    Geissele Automatics Super Duty MOD1 AR-15 16" 5.56 NATO Upper Receiver with 15" SMR MK16 M-LOK Handguard
    Out of stock
    $1,325.99 $1,450.99
  21. Aero Precision EPC-9 AR-15 16" 9mm CMV Upper Receiver w/ ATLAS S-ONE 15" M-LOK Handguard
    Aero Precision EPC-9 AR-15 16" 9mm CMV Upper Receiver w/ ATLAS S-ONE 15" M-LOK Handguard
    Out of stock
    $590.99 $625.99 $529.99 $564.99 Save $61.00
  22. Aero Precision M4E1 AR-15 16" CMV 5.56 Upper Receiver w/ 15" ATLAS S-ONE M-LOK Handguard
    Aero Precision M4E1 AR-15 16" CMV 5.56 Upper Receiver w/ 15" ATLAS S-ONE M-LOK Handguard
    Out of stock
    $655.99 $690.99 $589.99 $624.99 Save $66.00
  28. Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ Lower Build Kit
    Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ Lower Build Kit
    Out of stock
    $599.99 $449.99 $462.99 Save $150.00
  29. Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ M-LOK Handguard
    Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ M-LOK Handguard
    Out of stock
    $459.99 $343.99 Save $116.00
Filter